/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/elevator_spec3_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 11:37:54,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 11:37:54,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 11:37:54,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 11:37:54,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 11:37:54,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 11:37:54,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 11:37:54,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 11:37:54,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 11:37:54,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 11:37:54,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 11:37:54,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 11:37:54,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 11:37:54,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 11:37:54,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 11:37:54,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 11:37:54,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 11:37:54,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 11:37:54,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 11:37:54,400 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 11:37:54,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 11:37:54,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 11:37:54,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 11:37:54,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 11:37:54,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 11:37:54,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 11:37:54,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 11:37:54,408 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 11:37:54,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 11:37:54,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 11:37:54,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 11:37:54,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 11:37:54,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 11:37:54,412 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 11:37:54,412 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 11:37:54,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 11:37:54,413 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 11:37:54,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 11:37:54,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 11:37:54,415 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 11:37:54,415 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 11:37:54,416 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 11:37:54,438 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 11:37:54,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 11:37:54,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 11:37:54,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 11:37:54,440 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 11:37:54,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 11:37:54,440 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 11:37:54,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 11:37:54,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 11:37:54,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 11:37:54,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 11:37:54,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 11:37:54,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 11:37:54,442 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 11:37:54,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 11:37:54,442 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 11:37:54,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 11:37:54,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 11:37:54,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 11:37:54,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 11:37:54,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 11:37:54,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:37:54,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 11:37:54,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 11:37:54,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 11:37:54,444 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 11:37:54,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 11:37:54,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 11:37:54,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 11:37:54,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 11:37:54,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 11:37:54,748 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 11:37:54,751 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 11:37:54,753 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 11:37:54,753 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 11:37:54,754 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/elevator_spec3_product31.cil.c [2020-10-13 11:37:54,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/025064d3a/16eef06986514d079552c1a1c5618524/FLAG807020be2 [2020-10-13 11:37:55,428 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 11:37:55,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/elevator_spec3_product31.cil.c [2020-10-13 11:37:55,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/025064d3a/16eef06986514d079552c1a1c5618524/FLAG807020be2 [2020-10-13 11:37:55,657 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/025064d3a/16eef06986514d079552c1a1c5618524 [2020-10-13 11:37:55,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 11:37:55,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 11:37:55,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 11:37:55,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 11:37:55,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 11:37:55,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:37:55" (1/1) ... [2020-10-13 11:37:55,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39d6c161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:55, skipping insertion in model container [2020-10-13 11:37:55,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:37:55" (1/1) ... [2020-10-13 11:37:55,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 11:37:55,756 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 11:37:56,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:37:56,443 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 11:37:56,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 11:37:56,770 INFO L208 MainTranslator]: Completed translation [2020-10-13 11:37:56,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56 WrapperNode [2020-10-13 11:37:56,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 11:37:56,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 11:37:56,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 11:37:56,773 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 11:37:56,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,793 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... [2020-10-13 11:37:56,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 11:37:56,994 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 11:37:56,994 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 11:37:56,994 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 11:37:56,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 11:37:57,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 11:37:57,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 11:37:57,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 11:37:57,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 11:37:57,073 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 11:37:57,074 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 11:37:57,074 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 11:37:57,075 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 11:37:57,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-13 11:37:57,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__2 [2020-10-13 11:37:57,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 11:37:57,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 11:37:57,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 11:37:57,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 11:37:57,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 11:37:57,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 11:37:57,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spec1 [2020-10-13 11:37:57,078 INFO L138 BoogieDeclarations]: Found implementation of procedure spec14 [2020-10-13 11:37:57,078 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 11:37:57,078 INFO L138 BoogieDeclarations]: Found implementation of procedure initFloors [2020-10-13 11:37:57,078 INFO L138 BoogieDeclarations]: Found implementation of procedure isFloorCalling [2020-10-13 11:37:57,078 INFO L138 BoogieDeclarations]: Found implementation of procedure resetCallOnFloor [2020-10-13 11:37:57,079 INFO L138 BoogieDeclarations]: Found implementation of procedure callOnFloor [2020-10-13 11:37:57,079 INFO L138 BoogieDeclarations]: Found implementation of procedure isPersonOnFloor [2020-10-13 11:37:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure initPersonOnFloor [2020-10-13 11:37:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure removePersonFromFloor [2020-10-13 11:37:57,080 INFO L138 BoogieDeclarations]: Found implementation of procedure isTopFloor [2020-10-13 11:37:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getWeight [2020-10-13 11:37:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getOrigin [2020-10-13 11:37:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure getDestination [2020-10-13 11:37:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure initTopDown [2020-10-13 11:37:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure initBottomUp [2020-10-13 11:37:57,081 INFO L138 BoogieDeclarations]: Found implementation of procedure isBlocked [2020-10-13 11:37:57,082 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator__wrappee__base [2020-10-13 11:37:57,082 INFO L138 BoogieDeclarations]: Found implementation of procedure enterElevator [2020-10-13 11:37:57,082 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__base [2020-10-13 11:37:57,082 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator__wrappee__weight [2020-10-13 11:37:57,082 INFO L138 BoogieDeclarations]: Found implementation of procedure leaveElevator [2020-10-13 11:37:57,084 INFO L138 BoogieDeclarations]: Found implementation of procedure pressInLiftFloorButton [2020-10-13 11:37:57,085 INFO L138 BoogieDeclarations]: Found implementation of procedure resetFloorButton [2020-10-13 11:37:57,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentFloorID [2020-10-13 11:37:57,085 INFO L138 BoogieDeclarations]: Found implementation of procedure areDoorsOpen [2020-10-13 11:37:57,085 INFO L138 BoogieDeclarations]: Found implementation of procedure buttonForFloorIsPressed [2020-10-13 11:37:57,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getCurrentHeading [2020-10-13 11:37:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isEmpty [2020-10-13 11:37:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure anyStopRequested [2020-10-13 11:37:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isIdle [2020-10-13 11:37:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__empty [2020-10-13 11:37:57,087 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-13 11:37:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedInDirection [2020-10-13 11:37:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isAnyLiftButtonPressed [2020-10-13 11:37:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure continueInDirection [2020-10-13 11:37:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-13 11:37:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-13 11:37:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure stopRequestedAtCurrentFloor [2020-10-13 11:37:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure getReverseHeading [2020-10-13 11:37:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure processWaitingOnFloor [2020-10-13 11:37:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 11:37:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure printState [2020-10-13 11:37:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure existInLiftCallsInDirection [2020-10-13 11:37:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloorCalling [2020-10-13 11:37:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure isExecutiveFloor [2020-10-13 11:37:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nondetMinMax07 [2020-10-13 11:37:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bobCall [2020-10-13 11:37:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure aliceCall [2020-10-13 11:37:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure angelinaCall [2020-10-13 11:37:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckCall [2020-10-13 11:37:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure monicaCall [2020-10-13 11:37:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bigMacCall [2020-10-13 11:37:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure threeTS [2020-10-13 11:37:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 11:37:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure randomSequenceOfActions [2020-10-13 11:37:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest_Simple [2020-10-13 11:37:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification1 [2020-10-13 11:37:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 11:37:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification3 [2020-10-13 11:37:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 11:37:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 11:37:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 11:37:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 11:37:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 11:37:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 11:37:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 11:37:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 11:37:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 11:37:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 11:37:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure buttonForFloorIsPressed [2020-10-13 11:37:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentFloorID [2020-10-13 11:37:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure getCurrentHeading [2020-10-13 11:37:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-13 11:37:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__2 [2020-10-13 11:37:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 11:37:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 11:37:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 11:37:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 11:37:57,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 11:37:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 11:37:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 11:37:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 11:37:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 11:37:57,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 11:37:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 11:37:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 11:37:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 11:37:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 11:37:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 11:37:57,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 11:37:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 11:37:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure getOrigin [2020-10-13 11:37:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure initPersonOnFloor [2020-10-13 11:37:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 11:37:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure isBlocked [2020-10-13 11:37:57,100 INFO L130 BoogieDeclarations]: Found specification of procedure printState [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure initTopDown [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure initBottomUp [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure spec1 [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure spec14 [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure bobCall [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure threeTS [2020-10-13 11:37:57,101 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 11:37:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 11:37:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure isFloorCalling [2020-10-13 11:37:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure resetCallOnFloor [2020-10-13 11:37:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure callOnFloor [2020-10-13 11:37:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure isPersonOnFloor [2020-10-13 11:37:57,102 INFO L130 BoogieDeclarations]: Found specification of procedure removePersonFromFloor [2020-10-13 11:37:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure isTopFloor [2020-10-13 11:37:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure initFloors [2020-10-13 11:37:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure getWeight [2020-10-13 11:37:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure getDestination [2020-10-13 11:37:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 11:37:57,103 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure isEmpty [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure isAnyLiftButtonPressed [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure areDoorsOpen [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure isIdle [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloorCalling [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure isExecutiveFloor [2020-10-13 11:37:57,104 INFO L130 BoogieDeclarations]: Found specification of procedure enterElevator__wrappee__base [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__base [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator__wrappee__weight [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure leaveElevator [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure pressInLiftFloorButton [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure resetFloorButton [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure anyStopRequested [2020-10-13 11:37:57,105 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__empty [2020-10-13 11:37:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection__wrappee__twothirdsfull [2020-10-13 11:37:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedInDirection [2020-10-13 11:37:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure continueInDirection [2020-10-13 11:37:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__empty [2020-10-13 11:37:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor__wrappee__twothirdsfull [2020-10-13 11:37:57,106 INFO L130 BoogieDeclarations]: Found specification of procedure stopRequestedAtCurrentFloor [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure getReverseHeading [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure processWaitingOnFloor [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure existInLiftCallsInDirection [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure get_nondetMinMax07 [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure aliceCall [2020-10-13 11:37:57,107 INFO L130 BoogieDeclarations]: Found specification of procedure angelinaCall [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure chuckCall [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure monicaCall [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure bigMacCall [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure randomSequenceOfActions [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure runTest_Simple [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure Specification1 [2020-10-13 11:37:57,108 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure Specification3 [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 11:37:57,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 11:37:59,221 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 11:37:59,222 INFO L295 CfgBuilder]: Removed 10 assume(true) statements. [2020-10-13 11:37:59,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:37:59 BoogieIcfgContainer [2020-10-13 11:37:59,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 11:37:59,233 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 11:37:59,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 11:37:59,237 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 11:37:59,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:37:55" (1/3) ... [2020-10-13 11:37:59,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8a9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:37:59, skipping insertion in model container [2020-10-13 11:37:59,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:37:56" (2/3) ... [2020-10-13 11:37:59,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b8a9e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:37:59, skipping insertion in model container [2020-10-13 11:37:59,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:37:59" (3/3) ... [2020-10-13 11:37:59,240 INFO L109 eAbstractionObserver]: Analyzing ICFG elevator_spec3_product31.cil.c [2020-10-13 11:37:59,251 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 11:37:59,260 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 11:37:59,275 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 11:37:59,304 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 11:37:59,304 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 11:37:59,305 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 11:37:59,305 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 11:37:59,305 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 11:37:59,305 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 11:37:59,305 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 11:37:59,305 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 11:37:59,342 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states. [2020-10-13 11:37:59,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-13 11:37:59,372 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:37:59,374 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:37:59,374 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:37:59,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:37:59,381 INFO L82 PathProgramCache]: Analyzing trace with hash -734738765, now seen corresponding path program 1 times [2020-10-13 11:37:59,390 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:37:59,391 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [994812263] [2020-10-13 11:37:59,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:37:59,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:00,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:00,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:00,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:01,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:02,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:04,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:04,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 205 [2020-10-13 11:38:04,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:38:04,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-13 11:38:04,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:04,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:38:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 11:38:04,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 11:38:04,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 11:38:05,995 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:38:05,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:38:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:06,084 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 11:38:06,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:06,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:38:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:38:06,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:06,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:06,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:38:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:38:06,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:06,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 11:38:06,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:38:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:06,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:06,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:06,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:38:06,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:38:06,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,150 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:06,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,151 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:06,363 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:38:06,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:38:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:38:06,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 11:38:06,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:06,549 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2020-10-13 11:38:06,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:06,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 11:38:06,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:06,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:06,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:38:06,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:38:06,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:38:06,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-10-13 11:38:06,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:38:06,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:38:06,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 11:38:06,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:06,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:06,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:06,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:06,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:06,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:06,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:06,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:38:06,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:06,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:38:06,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:06,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:38:06,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:06,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:38:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:38:07,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:38:07,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-13 11:38:07,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:38:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:38:07,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 11:38:07,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:38:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:07,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:38:07,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 11:38:07,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:38:07,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 11:38:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:38:07,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:38:07,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:38:07,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:07,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:38:07,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 11:38:07,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:38:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:07,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:38:07,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:07,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-13 11:38:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:38:07,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 11:38:07,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:38:07,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:07,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:38:07,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:38:07,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:07,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:07,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 11:38:07,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:38:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:07,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:38:07,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-13 11:38:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:38:07,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 11:38:07,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:38:07,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:07,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:38:07,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:07,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:07,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:07,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:07,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:38:07,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:07,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:07,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:07,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 11:38:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:38:07,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:38:07,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:38:07,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:38:07,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:07,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 11:38:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:07,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:07,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:07,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:07,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:07,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:07,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:07,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:07,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:38:07,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:07,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:38:07,609 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:38:07,610 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [994812263] [2020-10-13 11:38:07,612 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:38:07,613 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-10-13 11:38:07,614 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410571102] [2020-10-13 11:38:07,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-13 11:38:07,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:38:07,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-13 11:38:07,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-13 11:38:07,641 INFO L87 Difference]: Start difference. First operand 837 states. Second operand 15 states. [2020-10-13 11:38:10,210 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:38:11,003 WARN L193 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:38:11,730 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-13 11:38:12,484 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:38:13,235 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-13 11:38:13,999 WARN L193 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 383 [2020-10-13 11:38:14,818 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 385 [2020-10-13 11:38:15,661 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:38:23,023 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:38:37,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:38:37,409 INFO L93 Difference]: Finished difference Result 1730 states and 3008 transitions. [2020-10-13 11:38:37,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-13 11:38:37,411 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 141 [2020-10-13 11:38:37,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:38:37,455 INFO L225 Difference]: With dead ends: 1730 [2020-10-13 11:38:37,455 INFO L226 Difference]: Without dead ends: 1047 [2020-10-13 11:38:37,467 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=306, Invalid=1100, Unknown=0, NotChecked=0, Total=1406 [2020-10-13 11:38:37,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1047 states. [2020-10-13 11:38:37,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1047 to 687. [2020-10-13 11:38:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-10-13 11:38:37,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1082 transitions. [2020-10-13 11:38:37,814 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1082 transitions. Word has length 141 [2020-10-13 11:38:37,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:38:37,815 INFO L479 AbstractCegarLoop]: Abstraction has 687 states and 1082 transitions. [2020-10-13 11:38:37,815 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-13 11:38:37,815 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1082 transitions. [2020-10-13 11:38:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-13 11:38:37,823 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:38:37,824 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:38:37,824 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 11:38:37,824 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:38:37,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:38:37,825 INFO L82 PathProgramCache]: Analyzing trace with hash -843585886, now seen corresponding path program 1 times [2020-10-13 11:38:37,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:38:37,825 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [441151587] [2020-10-13 11:38:37,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:38:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:37,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:38,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:38,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:38,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:39,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:42,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:42,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-13 11:38:42,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:38:42,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5056 [2020-10-13 11:38:42,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:42,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:38:42,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 11:38:42,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:38:42,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:43,704 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:38:43,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:38:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:43,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:43,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:43,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:43,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:43,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 11:38:43,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:43,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:43,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:43,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:38:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:43,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:43,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:43,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:38:43,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:43,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:38:43,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:43,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:43,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:43,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:38:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:43,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:43,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:43,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:38:43,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:43,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:38:43,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:43,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:43,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:43,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:43,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:43,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:38:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:43,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:43,781 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:43,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:43,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:43,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:43,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:43,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:43,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:43,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:43,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:43,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:38:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:43,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:43,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:43,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:38:43,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:43,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:38:43,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:43,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:43,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:43,912 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:38:43,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:38:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:43,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:43,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:43,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:38:43,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:43,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 11:38:43,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:43,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:44,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:38:44,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:38:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:38:44,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:38:44,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 460 [2020-10-13 11:38:44,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:38:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:38:44,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:38:44,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:38:44,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:38:44,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:38:44,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:38:44,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:38:44,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:38:44,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-13 11:38:44,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:38:44,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 11:38:44,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:38:44,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:38:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:44,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:44,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 11:38:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:38:44,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:38:44,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:38:44,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:44,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:38:44,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:38:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:44,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:38:44,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 11:38:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:38:44,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:38:44,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:38:44,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:38:44,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:44,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:44,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:44,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:38:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:44,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:38:44,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 11:38:44,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:38:44,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:38:44,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:38:44,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:38:44,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:38:44,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:38:44,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:38:44,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:44,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:38:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:44,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:44,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:38:44,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 11:38:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:38:44,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:38:44,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:38:44,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:38:44,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 11:38:44,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:38:44,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:38:44,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:38:44,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:38:44,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:38:44,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:38:44,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:38:44,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:38:44,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:38:44,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:38:44,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:38:44,809 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:38:44,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [441151587] [2020-10-13 11:38:44,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:38:44,810 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:38:44,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349385971] [2020-10-13 11:38:44,812 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:38:44,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:38:44,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:38:44,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:38:44,813 INFO L87 Difference]: Start difference. First operand 687 states and 1082 transitions. Second operand 10 states. [2020-10-13 11:38:46,473 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:38:47,161 WARN L193 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-13 11:38:52,419 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:39:05,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:39:05,615 INFO L93 Difference]: Finished difference Result 1698 states and 2897 transitions. [2020-10-13 11:39:05,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 11:39:05,616 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 142 [2020-10-13 11:39:05,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:39:05,631 INFO L225 Difference]: With dead ends: 1698 [2020-10-13 11:39:05,632 INFO L226 Difference]: Without dead ends: 1041 [2020-10-13 11:39:05,636 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-13 11:39:05,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2020-10-13 11:39:05,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 687. [2020-10-13 11:39:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-10-13 11:39:05,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1081 transitions. [2020-10-13 11:39:05,846 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1081 transitions. Word has length 142 [2020-10-13 11:39:05,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:39:05,846 INFO L479 AbstractCegarLoop]: Abstraction has 687 states and 1081 transitions. [2020-10-13 11:39:05,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:39:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1081 transitions. [2020-10-13 11:39:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-13 11:39:05,850 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:39:05,850 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:39:05,851 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 11:39:05,851 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:39:05,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:39:05,851 INFO L82 PathProgramCache]: Analyzing trace with hash -1169442545, now seen corresponding path program 1 times [2020-10-13 11:39:05,851 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:39:05,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [863151603] [2020-10-13 11:39:05,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:39:05,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:05,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:06,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:06,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:06,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:07,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:10,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:10,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-13 11:39:10,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:39:10,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-13 11:39:10,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:10,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:10,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 11:39:10,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:39:10,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:11,747 WARN L193 SmtUtils]: Spent 773.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:39:11,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:39:11,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:11,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:11,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:11,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:11,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 11:39:11,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:11,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:11,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:11,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:39:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:11,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:11,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:11,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:11,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:11,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:11,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:11,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:11,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:39:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:11,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:11,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:11,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:11,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:11,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:11,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:11,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:11,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:11,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:11,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:39:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:11,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:11,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:11,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:11,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:11,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:11,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:11,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:11,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:11,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:11,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:39:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:11,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:11,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:11,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:11,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:11,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:11,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:11,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:11,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:11,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:11,958 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:39:11,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:39:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:11,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:11,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:11,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:11,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:12,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 11:39:12,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:39:12,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:39:12,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 11:39:12,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:39:12,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 324 [2020-10-13 11:39:12,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:39:12,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:39:12,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:39:12,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:12,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:39:12,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:12,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:39:12,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:39:12,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:39:12,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:39:12,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 11:39:12,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:39:12,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:39:12,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:12,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:12,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 11:39:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:39:12,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:39:12,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:39:12,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:39:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:12,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:12,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-13 11:39:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:39:12,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:39:12,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:39:12,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:39:12,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:12,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:12,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:12,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:39:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:12,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:12,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 11:39:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:39:12,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:39:12,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:39:12,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:39:12,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:12,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:12,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:12,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:39:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:12,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:12,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:12,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 11:39:12,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:39:12,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:12,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:39:12,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:39:12,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 11:39:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:12,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:12,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:12,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:12,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:12,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:12,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:12,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:12,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:39:12,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:12,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:12,726 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:39:12,726 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [863151603] [2020-10-13 11:39:12,726 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:39:12,727 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:39:12,727 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789365803] [2020-10-13 11:39:12,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:39:12,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:39:12,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:39:12,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:39:12,728 INFO L87 Difference]: Start difference. First operand 687 states and 1081 transitions. Second operand 10 states. [2020-10-13 11:39:14,910 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:39:15,630 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-13 11:39:20,655 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:39:31,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:39:31,850 INFO L93 Difference]: Finished difference Result 1698 states and 2895 transitions. [2020-10-13 11:39:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 11:39:31,851 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 143 [2020-10-13 11:39:31,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:39:31,860 INFO L225 Difference]: With dead ends: 1698 [2020-10-13 11:39:31,861 INFO L226 Difference]: Without dead ends: 1041 [2020-10-13 11:39:31,865 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-13 11:39:31,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2020-10-13 11:39:32,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 687. [2020-10-13 11:39:32,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-10-13 11:39:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 1077 transitions. [2020-10-13 11:39:32,029 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 1077 transitions. Word has length 143 [2020-10-13 11:39:32,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:39:32,029 INFO L479 AbstractCegarLoop]: Abstraction has 687 states and 1077 transitions. [2020-10-13 11:39:32,029 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:39:32,030 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1077 transitions. [2020-10-13 11:39:32,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-13 11:39:32,033 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:39:32,033 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:39:32,034 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 11:39:32,034 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:39:32,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:39:32,034 INFO L82 PathProgramCache]: Analyzing trace with hash -2147358299, now seen corresponding path program 1 times [2020-10-13 11:39:32,035 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:39:32,035 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [96092960] [2020-10-13 11:39:32,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:39:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:32,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:32,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:32,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:32,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:33,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:37,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:37,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 207 [2020-10-13 11:39:37,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:39:37,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5100 [2020-10-13 11:39:37,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:37,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:39:37,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 11:39:37,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 11:39:37,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:37,961 WARN L193 SmtUtils]: Spent 698.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:39:37,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:39:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:37,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-13 11:39:38,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:39:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:38,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:39:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:38,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:39:38,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:39:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,193 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:39:38,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:39:38,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:39:38,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:39:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 11:39:38,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:38,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:38,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:39:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:39:38,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:39:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 11:39:38,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:38,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 11:39:38,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:39:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:39:38,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 11:39:38,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 11:39:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:39:38,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:38,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:39:38,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:39:38,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 11:39:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:39:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-13 11:39:38,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:39:38,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:39:38,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:38,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:38,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:39:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:38,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 11:39:38,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:39:38,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 11:39:38,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:39:38,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:39:38,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:39:38,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:39:38,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:39:38,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:39:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:39:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 11:39:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:39:38,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:39:38,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:39:38,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:39:38,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 11:39:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:39:38,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:39:38,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:39:38,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:39:38,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:39:38,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:39:38,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:39:38,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:39:38,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:39:38,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:39:38,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:39:38,794 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:39:38,794 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [96092960] [2020-10-13 11:39:38,794 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:39:38,794 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-13 11:39:38,794 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326760140] [2020-10-13 11:39:38,795 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 11:39:38,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:39:38,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 11:39:38,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-13 11:39:38,796 INFO L87 Difference]: Start difference. First operand 687 states and 1077 transitions. Second operand 13 states. [2020-10-13 11:39:40,467 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:39:41,226 WARN L193 SmtUtils]: Spent 696.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:39:41,952 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:39:42,700 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:39:43,455 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-13 11:39:50,461 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:40:03,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:40:03,227 INFO L93 Difference]: Finished difference Result 1712 states and 2913 transitions. [2020-10-13 11:40:03,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 11:40:03,228 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 143 [2020-10-13 11:40:03,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:40:03,240 INFO L225 Difference]: With dead ends: 1712 [2020-10-13 11:40:03,240 INFO L226 Difference]: Without dead ends: 1057 [2020-10-13 11:40:03,244 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2020-10-13 11:40:03,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1057 states. [2020-10-13 11:40:03,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1057 to 688. [2020-10-13 11:40:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 688 states. [2020-10-13 11:40:03,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 688 states and 1080 transitions. [2020-10-13 11:40:03,456 INFO L78 Accepts]: Start accepts. Automaton has 688 states and 1080 transitions. Word has length 143 [2020-10-13 11:40:03,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:40:03,456 INFO L479 AbstractCegarLoop]: Abstraction has 688 states and 1080 transitions. [2020-10-13 11:40:03,456 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 11:40:03,456 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1080 transitions. [2020-10-13 11:40:03,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-13 11:40:03,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:40:03,464 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:40:03,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 11:40:03,464 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:40:03,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:40:03,464 INFO L82 PathProgramCache]: Analyzing trace with hash -504090631, now seen corresponding path program 1 times [2020-10-13 11:40:03,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:40:03,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1805263906] [2020-10-13 11:40:03,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:40:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:03,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:03,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:03,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:03,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:04,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:08,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:08,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 210 [2020-10-13 11:40:08,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 11:40:08,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-13 11:40:08,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 11:40:08,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:40:08,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,250 WARN L193 SmtUtils]: Spent 687.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:40:09,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:40:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:40:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:09,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:40:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:40:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,506 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:40:09,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:40:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:40:09,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 11:40:09,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:40:09,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:40:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-13 11:40:09,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 11:40:09,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 11:40:09,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:40:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 11:40:09,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 11:40:09,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 11:40:09,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 11:40:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:09,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:09,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 11:40:09,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:40:09,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:40:09,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:40:09,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2020-10-13 11:40:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:09,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:09,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:09,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-13 11:40:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:40:09,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:09,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:09,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 11:40:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-13 11:40:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:09,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:09,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:40:09,916 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1805263906] [2020-10-13 11:40:09,917 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:40:09,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 11:40:09,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916846531] [2020-10-13 11:40:09,917 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 11:40:09,918 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:40:09,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 11:40:09,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-10-13 11:40:09,918 INFO L87 Difference]: Start difference. First operand 688 states and 1080 transitions. Second operand 10 states. [2020-10-13 11:40:10,588 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2020-10-13 11:40:11,446 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification that was a NOOP. DAG size: 390 [2020-10-13 11:40:12,242 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification that was a NOOP. DAG size: 394 [2020-10-13 11:40:14,848 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-13 11:40:18,423 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:40:31,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:40:31,508 INFO L93 Difference]: Finished difference Result 1701 states and 2892 transitions. [2020-10-13 11:40:31,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 11:40:31,516 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 146 [2020-10-13 11:40:31,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:40:31,523 INFO L225 Difference]: With dead ends: 1701 [2020-10-13 11:40:31,523 INFO L226 Difference]: Without dead ends: 1012 [2020-10-13 11:40:31,527 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=119, Invalid=223, Unknown=0, NotChecked=0, Total=342 [2020-10-13 11:40:31,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2020-10-13 11:40:31,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 659. [2020-10-13 11:40:31,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-13 11:40:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 1031 transitions. [2020-10-13 11:40:31,759 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 1031 transitions. Word has length 146 [2020-10-13 11:40:31,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:40:31,759 INFO L479 AbstractCegarLoop]: Abstraction has 659 states and 1031 transitions. [2020-10-13 11:40:31,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 11:40:31,760 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1031 transitions. [2020-10-13 11:40:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2020-10-13 11:40:31,763 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:40:31,763 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:40:31,763 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 11:40:31,763 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:40:31,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:40:31,764 INFO L82 PathProgramCache]: Analyzing trace with hash -214741152, now seen corresponding path program 1 times [2020-10-13 11:40:31,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:40:31,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [941069218] [2020-10-13 11:40:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:40:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:31,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:31,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:32,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:32,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:32,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:34,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:36,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:36,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 208 [2020-10-13 11:40:36,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:40:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5030 [2020-10-13 11:40:36,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:36,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:40:36,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-13 11:40:36,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 11:40:36,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,590 WARN L193 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:40:37,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:40:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:40:37,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:40:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:37,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:37,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:40:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,643 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,796 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:40:37,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:40:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:37,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:37,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:37,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:40:37,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:37,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:37,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:37,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:40:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:37,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:37,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-13 11:40:38,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:40:38,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 330 [2020-10-13 11:40:38,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:40:38,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 11:40:38,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:40:38,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:38,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 11:40:38,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:40:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 11:40:38,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:38,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 11:40:38,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:40:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:40:38,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:40:38,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 11:40:38,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:40:38,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 11:40:38,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:40:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:40:38,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:40:38,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 11:40:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:40:38,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:40:38,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:40:38,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:38,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:38,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:40:38,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:38,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:40:38,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-13 11:40:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:40:38,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:40:38,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:40:38,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:38,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:38,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:38,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:38,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:38,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:38,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:38,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 11:40:38,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:40:38,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 11:40:38,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:40:38,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:40:38,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:40:38,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:40:38,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:40:38,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:38,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:40:38,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:40:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:38,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:38,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:40:38,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 11:40:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:40:38,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:40:38,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 11:40:38,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:40:38,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-13 11:40:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:40:38,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:40:38,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:40:38,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:40:38,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:40:38,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:40:38,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:40:38,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:40:38,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:40:38,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:40:38,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 11:40:38,847 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:40:38,849 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [941069218] [2020-10-13 11:40:38,849 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:40:38,849 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:40:38,851 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483730319] [2020-10-13 11:40:38,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:40:38,858 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:40:38,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:40:38,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:40:38,859 INFO L87 Difference]: Start difference. First operand 659 states and 1031 transitions. Second operand 11 states. [2020-10-13 11:40:40,915 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:40:41,798 WARN L193 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:40:43,968 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-13 11:40:47,671 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:41:01,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:41:01,003 INFO L93 Difference]: Finished difference Result 1649 states and 2806 transitions. [2020-10-13 11:41:01,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-13 11:41:01,004 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 144 [2020-10-13 11:41:01,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:41:01,011 INFO L225 Difference]: With dead ends: 1649 [2020-10-13 11:41:01,011 INFO L226 Difference]: Without dead ends: 1022 [2020-10-13 11:41:01,015 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-13 11:41:01,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1022 states. [2020-10-13 11:41:01,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1022 to 662. [2020-10-13 11:41:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-13 11:41:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1035 transitions. [2020-10-13 11:41:01,193 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1035 transitions. Word has length 144 [2020-10-13 11:41:01,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:41:01,193 INFO L479 AbstractCegarLoop]: Abstraction has 662 states and 1035 transitions. [2020-10-13 11:41:01,193 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 11:41:01,193 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1035 transitions. [2020-10-13 11:41:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 11:41:01,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:41:01,197 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:41:01,197 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 11:41:01,198 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:41:01,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:41:01,198 INFO L82 PathProgramCache]: Analyzing trace with hash -653279694, now seen corresponding path program 1 times [2020-10-13 11:41:01,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:41:01,199 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [108181258] [2020-10-13 11:41:01,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:41:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:01,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:01,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:01,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:01,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:01,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:03,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:06,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:06,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-13 11:41:06,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:41:06,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-13 11:41:06,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:06,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:41:06,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 11:41:06,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 11:41:06,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:06,969 WARN L193 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:41:06,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:41:06,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:06,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:06,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:06,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:06,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 11:41:07,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:07,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:07,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:41:07,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:07,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:41:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:41:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,174 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:41:07,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:41:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:41:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 11:41:07,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 11:41:07,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 11:41:07,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:07,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:07,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 11:41:07,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 11:41:07,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:41:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 11:41:07,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:07,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 11:41:07,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:41:07,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-13 11:41:07,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 11:41:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:41:07,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-13 11:41:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:41:07,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:07,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:41:07,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-13 11:41:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:41:07,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:07,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:41:07,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:41:07,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:07,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:07,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:41:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 11:41:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:41:07,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 11:41:07,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:41:07,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:41:07,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:07,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:07,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:07,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:41:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:41:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:41:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:07,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:07,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:07,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:07,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:07,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:07,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:07,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:41:07,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:07,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:41:07,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [108181258] [2020-10-13 11:41:07,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:41:07,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-13 11:41:07,694 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412433154] [2020-10-13 11:41:07,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-13 11:41:07,694 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:41:07,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-13 11:41:07,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-13 11:41:07,695 INFO L87 Difference]: Start difference. First operand 662 states and 1035 transitions. Second operand 13 states. [2020-10-13 11:41:09,503 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:41:10,237 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:41:10,935 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:41:11,627 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:41:12,349 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 384 [2020-10-13 11:41:14,650 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2020-10-13 11:41:18,419 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2020-10-13 11:41:30,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 11:41:30,624 INFO L93 Difference]: Finished difference Result 1652 states and 2807 transitions. [2020-10-13 11:41:30,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 11:41:30,625 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 145 [2020-10-13 11:41:30,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 11:41:30,632 INFO L225 Difference]: With dead ends: 1652 [2020-10-13 11:41:30,632 INFO L226 Difference]: Without dead ends: 1008 [2020-10-13 11:41:30,635 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=234, Invalid=696, Unknown=0, NotChecked=0, Total=930 [2020-10-13 11:41:30,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2020-10-13 11:41:30,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 653. [2020-10-13 11:41:30,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 653 states. [2020-10-13 11:41:30,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 1018 transitions. [2020-10-13 11:41:30,799 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 1018 transitions. Word has length 145 [2020-10-13 11:41:30,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 11:41:30,799 INFO L479 AbstractCegarLoop]: Abstraction has 653 states and 1018 transitions. [2020-10-13 11:41:30,799 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-13 11:41:30,799 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1018 transitions. [2020-10-13 11:41:30,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-13 11:41:30,803 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 11:41:30,803 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 11:41:30,803 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 11:41:30,804 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 11:41:30,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 11:41:30,804 INFO L82 PathProgramCache]: Analyzing trace with hash -637948319, now seen corresponding path program 1 times [2020-10-13 11:41:30,804 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 11:41:30,805 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1118870155] [2020-10-13 11:41:30,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 11:41:30,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:30,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:30,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:31,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:31,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:31,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:33,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:35,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 11:41:35,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,580 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2020-10-13 11:41:36,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 11:41:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:36,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 11:41:36,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 11:41:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:36,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:36,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 11:41:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 11:41:36,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,778 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-13 11:41:36,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 11:41:36,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 11:41:36,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 11:41:36,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:36,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:36,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:36,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:36,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:36,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:36,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:36,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:36,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:36,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-13 11:41:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:36,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:36,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 167 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:41:37,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:37,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 11:41:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 11:41:37,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 11:41:37,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:37,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 11:41:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 11:41:37,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 11:41:37,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-13 11:41:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-13 11:41:37,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:37,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-13 11:41:37,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:37,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 11:41:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-13 11:41:37,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:37,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:41:37,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 11:41:37,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:37,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:41:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-13 11:41:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-13 11:41:37,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 11:41:37,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-13 11:41:37,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 11:41:37,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 11:41:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 11:41:37,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 11:41:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:37,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 11:41:37,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 11:41:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 11:41:37,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 11:41:37,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 11:41:37,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 11:41:37,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 11:41:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 11:41:37,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 11:41:37,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 11:41:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-13 11:41:37,313 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1118870155] [2020-10-13 11:41:37,313 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 11:41:37,313 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 11:41:37,313 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964700637] [2020-10-13 11:41:37,314 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 11:41:37,314 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 11:41:37,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 11:41:37,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-13 11:41:37,314 INFO L87 Difference]: Start difference. First operand 653 states and 1018 transitions. Second operand 11 states. [2020-10-13 11:41:38,935 WARN L193 SmtUtils]: Spent 703.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:41:39,760 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification that was a NOOP. DAG size: 382 [2020-10-13 11:41:42,003 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 115